OpenTechnical

OT-2026-000053299

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053299) never changes.

Identity and time

Publication numberOT-2026-000053299 · never reused
Internal UUID01a0ae85-0a15-70c5-a967-1698fd5086e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053299
StatusPUBLIC

Content hashes

Canonical text373e0eea85008c27fd9c72644164d45b28480ea80bc5f0a3d63fbc857ffcc09d
Markdown2c6d5f1f9b966c9852810623f54984d1ca99a3e506f203dcd321ddec6f54d1fe
PDF
Publication pagec66fc3743352e5a3be2b11500c42fdbb3542c51269799b22a6992f8a10dcd328
Manifest54d9efeb95cbe117c718eee3536f8c4090f86c80fd1b85fd47b035077be7e3ba

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureX2WoAaXUeZj01zz138yYPKVugfgeDB/Vx0zQMzcWHw/r3w+cMo68pZS7KXJX9GuUAgwWuw+op7a/s92KsBM1Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:59.277876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053299
observed c66fc3743352e5a3be2b11500c42fdbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:59.259776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053299/manifest.json
observed 54d9efeb95cbe117c718eee3536f8c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:59.242171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053299/publication.md
observed 2c6d5f1f9b966c9852810623f54984d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:59.223817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053299/publication.txt
observed 373e0eea85008c27fd9c72644164d45b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.